APA (7th ed.) Citation

Köpke, G., & Grundheber-Pilgram, A. (1990). The centenary of May Day ; Portrait of the European Trade Union Confederation (ETUC). Brussels: ETUI.

Chicago Style (17th ed.) Citation

Köpke, Günter, and Alfons Grundheber-Pilgram. The Centenary of May Day ; Portrait of the European Trade Union Confederation (ETUC). Brussels: ETUI, 1990.

MLA (8th ed.) Citation

Köpke, Günter, and Alfons Grundheber-Pilgram. The Centenary of May Day ; Portrait of the European Trade Union Confederation (ETUC). Brussels: ETUI, 1990.

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